40280895

素因数分解:

$3^6\times 5^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:323

約数の個数: 56

約数和(自身を含む): 74446416

約数和(自身を除く): 34165521

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 129, 135, 215, 243, 257, 387, 405, 645, 729, 771, 1161, 1215, 1285, 1935, 2313, 3483, 3645, 3855, 5805, 6939, 10449, 11051, 11565, 17415, 20817, 31347, 33153, 34695, 52245, 55255, 62451, 99459, 104085, 156735, 165765, 187353, 298377, 312255, 497295, 895131, 936765, 1491885, 2685393, 4475655, 8056179, 13426965, 40280895]

約数ペア:

[(1, 40280895), (3, 13426965), (5, 8056179), (9, 4475655), (15, 2685393), (27, 1491885), (43, 936765), (45, 895131), (81, 497295), (129, 312255), (135, 298377), (215, 187353), (243, 165765), (257, 156735), (387, 104085), (405, 99459), (645, 62451), (729, 55255), (771, 52245), (1161, 34695), (1215, 33153), (1285, 31347), (1935, 20817), (2313, 17415), (3483, 11565), (3645, 11051), (3855, 10449), (5805, 6939)]